F(x)=4/5-3x

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Solution for F(x)=4/5-3x equation:



(F)=4/5-3F
We move all terms to the left:
(F)-(4/5-3F)=0
Domain of the equation: 5-3F)!=0
We move all terms containing F to the left, all other terms to the right
-3F)!=-5
F!=-5/1
F!=-5
F∈R
We add all the numbers together, and all the variables
F-(-3F+4/5)=0
We get rid of parentheses
F+3F-4/5=0
We multiply all the terms by the denominator
F*5+3F*5-4=0
Wy multiply elements
5F+15F-4=0
We add all the numbers together, and all the variables
20F-4=0
We move all terms containing F to the left, all other terms to the right
20F=4
F=4/20
F=1/5

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